<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="90px">
      <el-form-item label="关键字" prop="categoryName" label-width="60px">
        <el-input
          v-model="queryParams.categoryName"
          placeholder="请输入分类名称或者描述信息"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="上级分类">
        <treeselect style="width: 150px;"
                    v-model="queryParams.parentId"
                    :options="tree"
                    :normalizer="normalizer"
                    :show-count="true"
                    placeholder="选择上级分类"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['team:category:add']"
        >新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          @click="dialog=true"
        >物品迁移
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="categoryList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center"/>
      <el-table-column label="序号" align="center" prop="id"/>
      <el-table-column label="上级分类" align="center" prop="parentName"/>
      <el-table-column label="分类名称" align="center" prop="categoryName"/>
      <el-table-column label="描述" align="center" prop="categoryDesc"/>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['team:category:edit']"
          >修改
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['team:category:remove']"
          >删除
          </el-button>
        </template>
      </el-table-column>
      <!---->
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改物品分类信息对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="上级分类">
          <treeselect :disabled="form.id?true:false"
                      v-model="form.parentId"
                      :options="tree"
                      :normalizer="normalizer"
                      :show-count="true"
                      placeholder="选择上级分类"
          />
        </el-form-item>
        <el-form-item label="分类名称" prop="categoryName">
          <el-input v-model="form.categoryName" placeholder="请输入分类名称"/>
        </el-form-item>
        <el-form-item label="描述" prop="categoryDesc">
          <el-input v-model="form.categoryDesc" placeholder="请输入描述"/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
    <!--物品迁移弹窗-->
    <el-dialog title="物品迁移" :visible.sync="dialog" width="500px">
      <el-form ref="transferForm" :model="transferForm" :rules="rules" label-width="100px">
        <el-form-item label="被迁移分类" prop="sonId">
          <treeselect
            v-model="transferForm.sonId"
            :options="tree"
            :normalizer="normalizer"
            :show-count="true"
            placeholder="请选择"
          />
        </el-form-item>
        <el-form-item label="迁移到" prop="parentId">
          <treeselect
            v-model="transferForm.parentId"
            :options="tree"
            :normalizer="normalizer"
            :show-count="true"
            placeholder="请选择"
          />
        </el-form-item>
        <el-form-item>
          <el-checkbox v-model="transferForm.sure">包括子分类</el-checkbox>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="transferFormSubmit">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
  import {
    listCategory,
    getCategory,
    delCategory,
    addCategory,
    updateCategory,
    listAll,
    transfer
  } from "../../../api/team/category";
  import Treeselect from "@riophae/vue-treeselect";
  import "@riophae/vue-treeselect/dist/vue-treeselect.css";
  import IconSelect from "@/components/IconSelect";

  export default {
    name: "Category",
    components: {Treeselect, IconSelect},
    data() {
      return {
        // 遮罩层
        loading: true,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 显示搜索条件
        showSearch: true,
        // 总条数
        total: 0,
        // 物品分类信息表格数据
        categoryList: [],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        // 查询参数
        queryParams: {
          pageNum: 1,
          pageSize: 10,
          categoryName: null,
          categoryDesc: null,
        },
        // 表单参数
        form: {},
        // 表单校验
        rules: {
          sonId: [
            {required: true, message: "请选择被迁移的分类", trigger: "blur"}
          ],
          parentId: [
            {required: true, message: "请选择迁移分类", trigger: "blur"}
          ],
          categoryName: [
            {required: true, message: "请输入分类名称", trigger: "blur"}
          ],

        },
        //搜索框树状数据
        tree: [],
        //所有数据
        allCategory: [],
        //物品迁移
        dialog: false,
        transferForm: {},
      };
    },
    created() {
      this.getList();
    },
    methods: {
      /**查询所有分类*/
      getAll() {
        listAll().then(res => {
          this.tree = this.handleTree(res.data, "id");
          this.allCategory = res.data;
        })
      },
      /** 查询物品分类信息列表 */
      getList() {
        this.getAll();
        this.loading = true;
        listCategory(this.queryParams).then(response => {
          this.categoryList = this.queryClass(response.rows);
          this.total = response.total;
          this.loading = false;
        });
      },
      //查询上级分类名称
      queryClass(row) {
        const rows = this.allCategory;
        for (let rowKey in row) {
          if (row[rowKey].parentId) {
            for (const rowKey1 in rows) {
              if (row[rowKey].parentId == rows[rowKey1].id) {
                row[rowKey].parentName = rows[rowKey1].categoryName;
                break;
              }
            }
          }

        }
        return row;
      },
      /** 转换菜单数据结构 */
      normalizer(node) {
        if (node.children && !node.children.length) {
          delete node.children;
        }
        return {
          id: node.id,
          label: node.categoryName,
          children: node.children
        };
      },
      // 取消按钮
      cancel() {
        this.dialog = false;
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.transferForm = {};
        this.form = {
          id: null,
          categoryName: null,
          categoryDesc: null,
          busiPath: null,
          parentId: null
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.pageNum = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.resetForm("queryForm");
        this.queryParams = {}
        this.handleQuery();
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.id)
        this.single = selection.length !== 1
        this.multiple = !selection.length
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset();
        this.open = true;
        this.title = "添加物品分类信息";
      },
      /** 修改按钮操作 */
      handleUpdate(row) {
        this.reset();
        const id = row.id || this.ids
        getCategory(id).then(response => {
          this.form = response.data;
          this.open = true;
          this.title = "修改物品分类信息";
        });
      },
      /** 提交按钮 */
      submitForm() {
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.form.id != null) {
              updateCategory(this.form).then(response => {
                this.$modal.msgSuccess("修改成功");
                this.open = false;
                this.getList();
              });
            } else {
              addCategory(this.form).then(response => {
                this.$modal.msgSuccess("新增成功");
                this.open = false;
                this.getList();
              });
            }
          }
        });
        this.getAll();
      },
      /**迁移提交按钮*/
      transferFormSubmit() {
        this.$refs["transferForm"].validate(valid => {
          if (valid) {
            transfer(this.transferForm).then(res => {
              this.cancel()
              this.$modal.msgSuccess("提交成功");
            })
          }
        });
        this.getAll();
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        const ids = row.id || this.ids;
        this.$modal.confirm('是否确认删除物品分类信息编号为"' + ids + '"的数据项？').then(function () {
          return delCategory(ids);
        }).then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        }).catch(() => {
        });
      },
      /** 导出按钮操作 */
      handleExport() {
        this.download('team/category/export', {
          ...this.queryParams
        }, `category_${new Date().getTime()}.xlsx`)
      }
    }
  };
</script>
